Re: TRIM support with XFS

[John Andreasson <andreassonjohn@gmail.com>]

On Sun, Jun 30, 2013 at 1:47 AM, Stan Hoeppner <stan@hardwarefreak.com> wrote:
> Post the XFS mount entry(s) in dmesg and any errors.

[    2.119489] SGI XFS with ACLs, security attributes, realtime, large
block/inode numbers, no debug enabled
[    2.119716] SGI XFS Quota Management subsystem
[    2.120753] XFS (sda2): Mounting Filesystem
[    2.150708] XFS (sda2): Ending clean mount

> Paste the exact line from /etc/fstab.

UUID=xxxx-xxxx                            /boot/efi       vfat
defaults        0       1
UUID=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx /               xfs
defaults,discard,noatime         0       1
UUID=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx none            swap    sw
           0       0

> I should have remembered this sooner.  You're using initrd I assume
> since this is a stock install.  The problem here is that the rootfs is
> being mounted via initrd.  If you didn't rebuild it after adding discard
> to /etc/fstab, this explains your problem.
>
> Rebuilding initrd should fix it.

Apart from the change in default file system it's pretty much a stock
install. I've rebuilt the inird and rebooted the machine; but no
change in /proc/mounts.

root# update-initramfs -d -k all
update-initramfs: Deleting /boot/initrd.img-3.2.0-4-amd64
root# update-initramfs -c -k 3.2.0-4-amd64
update-initramfs: Generating /boot/initrd.img-3.2.0-4-amd64


John